Ratio decrease oxygen consumption. Medical search. Frequent questions

When the Fatty acid (FA) oxidation capacity in the muscle decreases, the intramyocellular lipid concentration increases ( 5 ). (frontiersin.org)
It measures the oxygen concentration before and after the catalytic converter and sends the feedback to the engine control unit (ECU) to ensure efficient engine performance. (taxiwiz.com)
By maintaining the minimum DO concentration at or above 2.5-3.0 ppm, feed intake and growth is more than doubled over traditional oxygen management regimes. (usda.gov)
2009). These effects include changes in the concentration and ratios of sex steroid hormones (Landry et al. (researchgate.net)
Most studies reported that MCT oil did not improve exercise performance and had no effect on respiratory exchange ratio, glucose concentration, fat and carbohydrate oxidation, and lactate concentration. (jomes.org)
Hematoporphyrin is a photosensitizer.1 Hematoporphyrin (3 μM) increases oxygen consumption and decreases the respiratory control ratio (RCR) in irradiated isolated rat liver mitochondria.2 It induces DNA breaks in cell-free assays, but not in human HeLa cervical cancer cells, in a light-dependent manner when used at a concentration of 6 μM.3 Hematoporphyrin (12 μM) decreases the survival of irradiated, but not non-irradiated, HeLa cells. (buddha-blend.com)
Measurements of the oxygen consumption rate (OCR) and ATP production rate revealed that LW1564 suppressed mitochondrial respiration, thereby increasing the intracellular oxygen concentration to stimulate HIF-1α degradation. (biomed.news)
CONCLUSIONS: Our results indicate that an intermediate vascular density region exists where enhanced blood oxygen concentration may be beneficial for radiation response. (lu.se)

At T 1 and T 2 , mean artery pressure, heart rate, central venous pressure, oxygen consumption, oxygen delivery, and oxygen extraction ratio in the research group were lower than in the control group, but all of them first rose and then fell in the 2 groups (p (termedia.pl)

and 4) Are there detrimental non-cardiac effects of sustained decreases in dT/T that necessitate myocardial targeting via gene therapy. (upenn.edu)
165 evaluated the use of dopexamine in ten patients with septic shock and observed a short-term increase in cardiac index and HR and a dose-dependent decrease in systemic vascular resistance. (definition.org)
Our cerebral blood flow (CBF) accounts for 15% of cardiac output and 20% of resting total oxygen consumption, even though the brain itself comprises just 2% of body mass. (lifespan.io)
Importantly, the CBF/cardiac output ratio decreases with age [2]. (lifespan.io)

Discussion: This study aims to determine whether protective lung ventilation during dura opening can improve regional cerebral oxygen saturation and the state of pulmonary ventilation in patients undergoing intracranial tumor surgery, and to investigate whether this strategy does not affect the degree of brain tissue swelling and the reoperation rate after operation. (researchsquare.com)
The ity increases, protein-rich edema fills the air spaces.17 Resultant damage to epithelial on ARDS recommended categorizing the risk type 2 cells causes surfactant production to factors into direct and indirect categories.2,3 decrease.19 Further disruption of alveolar/ The direct-injury risk factors include aspira- epithelial integrity leads to increased perme- tion, diffuse pulmonary infection (eg, bac- ability and alveolar flooding of edema. (medicpdf.com)

AFB 1 -administered HCC-bearing rats (Group II) showed increased levels of lipid peroxides (LPOs), thiobarbituric acid substances (TBARs), and protein carbonyls (PCOs) and decreased levels of enzymic and nonenzymic antioxidants when compared to control animals (Group I). Administration of TD orally (300 mg/kg body weight/day) for 45 days to HCC-bearing animals (Group III) significantly reduced the tissue damage accompanied by restoration of the levels of antioxidants. (hindawi.com)
Mortality has not decreased significantly over the last more than 30 years. (medicpdf.com)
We found that in juvenile snails, the calcite:aragonite ratio in the pallial shell margin (i.e. newly deposited shell) increase significantly from northern to southern populations and this increase in calcite precipitation in the shell of juveniles snails was associated with a decrease in oxygen consumption rates in these populations. (uai.cl)
LW1564 also significantly decreased overall ATP levels by inhibiting mitochondrial electron transport chain (ETC) complex I and downregulated mammalian target of rapamycin (mTOR) signaling by increasing the AMP/ATP ratio, which increased AMP-activated protein kinase (AMPK) phosphorylation. (biomed.news)
Fasting triglycerides decreased significantly with supplementation relative to placebo ( P = 0.01). (who.int)

Regional cerebral oxygen saturation (rSO2), partial pressure of oxygen (PaO2) and carbon dioxide (PaCO2), oxygenation index (OI), lactic acid level (Lac) in arterial blood, and mean arterial pressure (MAP) will be compared before anesthesia (T0), before dura opening (T1), after dura closing (T2) and 24 h after surgery (T3). (researchsquare.com)
Kidney oxygenation is dependent on oxygen delivery and consumption that in turn are determined by renal hemodynamics and metabolism. (kahasciences.com)

Under chronic hyperinsulinemia, FA oxidation progressively decreases with a consequent alteration in glucose transport, and/or phosphorylation pathways associated with normal glucose uptake ( 5 ). (frontiersin.org)
Therefore, special attention is devoted to the analysis of the carbon-to-oxygen ratio during the electric arc furnace operation and the consequent influence of the oxygen availability on the EEC. (springer.com)

2008). The majority of research has focused on individual components of physical capacity (e.g. peak oxygen uptake, muscle strength, or respiratory function), rather than functional outcomes. (scireproject.com)
This study tests the hypothesis that from rest to 30% to 50% of peak oxygen consumption, the nonlinear Conte-Zbilut-Federici (CZF) method of computing the LF/HF ratio is a more reliable index of changes in the HRV than linear methods are. (howard.edu)
Electrocardiogram RR intervals were measured during 6-minute periods of rest and aerobic exercise on a cycle ergometer at 30% and 50% of peak oxygen consumption (VO2peak). (howard.edu)
Using baseline data from the Prospective Evaluation of Elastic Restraint to Lessen the Effects of Heart Failure (PEERLESS-HF) trial, we describe the coefficient of variation (CV) for peak oxygen uptake (Vo2) and other parameters measured during a cardiopulmonary exercise (CPX) test. (nih.gov)

Fat oxidation can be assessed clinically by measuring respiratory quotient (RQ), which is the ratio of the carbon dioxide expired to the oxygen consumed during indirect calorimetry. (frontiersin.org)
On the other hand, one can also deduce that the feeds, such as the carbon and the oxygen, could also affect the EEC, due to their role in redox equations and impact to the bath energy balance. (springer.com)
Statistical analysis of more than 2500 heats of data, which were clustered according to the produced steel grade and the charged scrap mixture, has revealed that besides the beforementioned factors, fluctuations in EEC could appear also due to different amounts of added carbon and oxygen. (springer.com)
Oxidative phosphorylation (OXPHOS) takes place in mitochondria and is the process whereby cells use carbon fuels and oxygen to generate ATP. (biomed.news)
Telemetric oxygen-sensitive carbon paste electrodes were implanted in Sprague-Dawley rats (250-300 g), either in renal medulla (n = 9) or cortex (n = 7). (kahasciences.com)

World's 80% population resides in the developing countries, but these consume only 40% of the total energy consumption. (intechopen.com)
Per capita energy consumption gauges the prosperity and economic growth of any country. (intechopen.com)
Operation of the electric arc furnaces (EAFs) is a subject to consider fluctuations in terms of its key performance indicators, such as the electrical energy consumption (EEC), tap-to-tap time, steel yield, and others. (springer.com)
Since the furnace operators usually rely on predefined guidelines and their own experience when actuating the furnace, a simplistic statistical approach can be used to reveal some of the weaknesses in the control routines, which can be used as a starting point to improve their actuation, leading to decreased energy consumption. (springer.com)
In this regard, electrical energy consumption (EEC) has also been a subject of considerate attention. (springer.com)

In this study, direct-current reactive sputtered ZnO and ZnO1-x based thin film (30 nm and 300 nm in thickness) memristor devices were produced and the effects of oxygen vacancies and thickness on the memristive characteristics were investigated. (erdogan.edu.tr)
To determine whether this mechanism influences NO production, the scientists also performed a series of tests using mtROS (mitochondrial reactive oxygen species) inhibitors/scavengers that are structurally different from NMN: SS-31 peptide, resveratrol, and MitoTEMPO. (lifespan.io)
Chronic ethanol consumption leads to induction of cytochrome P450 2E1 associated with an increased production of reactive oxygen species, which are an important factor in ethanol-related carcinogenesis. (precisionfda.org)

Loss of ECSIT decreased complex I activity, oxygen consumption, NAD+/NADH redox ratio, and ATP production and increased mitochondrial ROS. (bvsalud.org)

Their intraoperative indicators, postoperative indicators, and changes of haemodynamics, oxygen metabolism, intestinal mucosal barrier function at different time points, and incidence rates of complications were compared. (termedia.pl)

The main function of an oxygen sensor is to measure the oxygen levels within the exhaust gases. (taxiwiz.com)
Proper and accurate measurement of oxygen levels helps the ECU to optimize fuel consumption. (taxiwiz.com)
By monitoring the oxygen levels, the sensor helps to optimize ignition timing. (taxiwiz.com)
As men age, they experience a decrease in testosterone levels. (bioactor.com)
Adequate levels of vitamin B12 are important for the production of red blood cells, which are responsible for oxygen transport. (bioactor.com)
this reduction may be due to an increase in testosterone levels and testosterone to estradiol ratio, which will affect gonad maturation (Friesen et al. (researchgate.net)
Since hypoxia may specifically disrupt the conversion of testosterone to estradiol through aromatase activity, resulting in higher testosterone levels and higher testosterone/estradiol ratio (Shang 2006;Landry et al. (researchgate.net)
During lights-off, oxygen levels increased to 105.3 +/- 2.1% in cortex and 105.2 +/- 3.8% in medulla. (kahasciences.com)
During lights-on, oxygen levels decreased to 94.6 +/- 1.4% in cortex and 94.2 +/- 8.5% in medulla. (kahasciences.com)
Improved knowledge of factors affecting the levels and distribution of oxygen within a tumor is needed. (lu.se)
Hcy levels correlated with total cholesterol ( r = 0.09), apolipoprotein A ( r = 0.012), and B ( r = 0.013) levels and total/HDL cholesterol ratio ( r = -0.085). (who.int)

We did not observed a significant difference in oxygen saturation. (researchgate.net)
The effects of protective lung ventilation on regional cerebral oxygen saturation in intracranial tumor operation during dura opening：study protocol for a randomized controlled trial. (researchsquare.com)
Objective: To investigate the effects of protective lung ventilation on regional cerebral oxygen saturation during dura opening, that is from Ta (after dura opening) to Tb (before dura closing), in patients undergoing intracranial tumor surgery. (researchsquare.com)

Participants received daily (five consecutive d) acute intermittent hypoxia (AIH), which consisted of 15 episodes per day: 1.5 min of fraction inspired oxygen [FIO2] = 0.09, 1-min normoxic intervals) followed by 20 repetitions of hand opening practice and normoxia (sham FIo2=0.21). (scireproject.com)
Organ dysfunction and tissue hypoxia in severe falciparummalaria result from an imbalance between oxygen delivery and demand. (edu.au)
Tissue hypoxia may result not only from microvascular obstruction,but also from impaired ability of the microvasculature to match oxygen deliveryto increased oxygen demand. (edu.au)

In-situ combustion is an oil recovery technique in which air, or oxygen enriched air is injected into a reservoir in order to displace the oil. (ndltd.org)
It does this so that it can adjust the air/fuel ratio that hits the combustion chambers. (fuelandfriction.com)
Based on the readings, the sensor aids the ECU to figure out the ideal air-to-fuel ratio for combustion. (taxiwiz.com)
The ECU regulates the ignition timing based on the oxygen content to guarantee proper combustion and maximum power output. (taxiwiz.com)
FUEL INJECTION: SYM's perfect intelligence EFI Intelligent Injection System utilizes computer programs to calculate the oxygen content ratio in the air and control the fuel emission to achieve complete combustion, full power, rapid start-up, fuel efficiency, low pollution and acceleration enhancement. (sargentsmotorsports.com)

Moreover, the long period of brain operation is more likely to cause the imbalance of brain oxygen supply and consumption. (researchsquare.com)

Can I Use A Downstream Oxygen Sensor For Upstream? (taxiwiz.com)
Both upstream and downstream oxygen sensors have been created with specific functionalities and locations in mind. (taxiwiz.com)
Below, we'll discuss why you can't use a downstream oxygen sensor for upstream further. (taxiwiz.com)
What Is A Downstream Oxygen Sensor? (taxiwiz.com)
Chub inhabiting oxygen poor upstream sampling area had ∼10 % lower FCI compared to chub from oxygen rich downstream sampling area (Table 2). (researchgate.net)

Results: The frequency domain CZF computations of the LF/HF ratio and the time domain computations of the standard deviation of normal-to-normal intervals (SDNN) decreased sequentially from rest to 30% VO2peak (P (howard.edu)

Two technical advances led to this - an understanding of the impact of DO (dissolved oxygen) management on the feed intake and growth of catfish, and the commercialization of hybrid catfish fingerling production. (usda.gov)

Fitness professionals refer to this concept as excess post-exercise oxygen consumption (EPOC). (stack.com)

What Is an Upstream Oxygen Sensor? (taxiwiz.com)

For each oxygen distribution, the oxygen enhancement ratio (OER) was calculated and the mean absorbed dose at which the tumor control probability (TCP) was 0.99 (D(99)) was determined using the linear-quadratic cell survival model (LQ model). (lu.se)

Decreased atmospheric oxygen tension (eg. (derangedphysiology.com)
The steady-state oxygen tension field of the tumor was calculated by iteratively employing Green's function method for diffusion and the Michaelis-Menten model for consumption. (lu.se)

A balanced air-to-fuel ratio safeguards efficient engine performance and emission control. (taxiwiz.com)
Thanks to the continuous monitoring and adjusting of the air-to-fuel ratio, the sensor helps your vehicle maintain the emission standards set by the regulatory authorities. (taxiwiz.com)
The ECU then utilizes the information provided to determine the idealair-to-fuel ratio that guarantees the engine operates at optimal efficiency and power output. (taxiwiz.com)
Collecting comprehensive conditions of the car and roads, it can proceed with precise calculation, and determine a perfect fuel injection volume, air-fuel ratio and ignition timing in order to achieve more powerful energy and less pollution emission, as well as to develop the best performance of the engine. (sargentsmotorsports.com)
Most of catalysts for purifying exhaust gas from automobiles which are under developing at present have been aimed at treating exhaust gas from automobiles wherein a ratio of fuel to air, that is air/fuel by weight, is set at approximately stoichiometric ratio, that is theoretical air to fuel ratio (air/fuel=14.7 by weight). (justia.com)

CVD mortality [ 30 ], and that intensive considered to be one of the epidemics of the blood glucose control decreases the risk of new century. (who.int)

This sensor monitors the oxygen quantity in the exhaust gasses and sends this information to the PCM (Power Control Module). (fuelandfriction.com)
As the oxygen sensor gets more deposits, it starts to become inaccurate and indicate a lean mixture to the PCM. (fuelandfriction.com)
What Does an Oxygen Sensor Do in a Car? (taxiwiz.com)
There are quite a few roles played by an oxygen sensor in a car. (taxiwiz.com)
If the sensor detects a lean mixture (low oxygen), then the ECU increases fuel delivery. (taxiwiz.com)
Also, known pre-catalytic converter oxygen sensor, or simply sensor 1, is a component positioned in the exhaust system of a vehicle. (taxiwiz.com)
Also known as a post-catalytic converter oxygen sensor or simple sensor 2, is a component positioned in the exhaust system of a vehicle. (taxiwiz.com)
SYM's EFI System possesses warm compaction of induction, crank rotational speed, oxygen sensor cohering with the Environmental Protection Regulations, and engine temperature sensor. (sargentsmotorsports.com)
Particularly in respect of environmental protection, this system can help reduce pollution up to 30% and decrease fuel consumption by 15% without any catalyzer device.The EFI System possesses warm compaction of induction, crank rotational speed, oxygen sensor cohering with the Environmental Protection Regulations, and engine temperature sensor. (bikersoutfitter.com)

As a result, NVC responses were greatly decreased in young mice but not in the old, untreated ones, indicating that the latter group produced much less NO. Aged mice treated with NMN demonstrated restored L-NAME response. (lifespan.io)

In severemalaria, microvascular obstruction from parasite sequestration decreases oxygendelivery. (edu.au)
However, host microvascular function (defined as the capacity toincrease oxygen delivery in response to ischemia) and oxygen consumption havenot been assessed. (edu.au)
Impaired microvascular function is associated with increasedmortality among individuals with severe malaria, while oxygen consumption isincreased. (edu.au)

However, currently, lean burn engines which burn fuel under a fuel to air ratio (air/fuel) larger than the theoretical fuel to air ratio are becoming a main current as for automobile engines in view of decreasing fuel consumption. (justia.com)
With the lean burning, oxygen content in the exhaust gas increases, and an activity of conventional three way catalyst decreases in the presence of the oxygen. (justia.com)
Under the lean burning condition, water is generated approximately 10% by volume by combining hydrocarbons and oxygen in the exhaust gas. (justia.com)

Moreover, after long-term ethanol consumption kidney reduce decreasing glutathione/oxidized glutathione ratio, what indicate oxidative stress [24]. (precisionfda.org)

An AURI-sponsored market assessment cites studies of Alaskan Eskimos and Japanese fisherman that showed "increased consumption of omega-3 fatty acids can decrease the risk of heart disease by 50 to 70 percent. (auri.org)

Derided for decades as a high-cholesterol artery clogger, egg consumption slid almost 50 percent from 1945 to 1991. (auri.org)

Estrogens protect against bone loss by decreasing osteoclast number through direct actions on cells of the myeloid lineage. (bvsalud.org)

In exchange the PCM increases the gas ratio and the result will be a richer gas mixture in the engine. (fuelandfriction.com)
On the other hand, when it detects a rich mixture (high oxygen), it decreases fuel delivery. (taxiwiz.com)

Therefore it will end up evacuated which increases fuel consumption. (fuelandfriction.com)

Decreased blood-gas barrier surface area (eg. (derangedphysiology.com)
Decreased blood-gas barrier permeability (eg. (derangedphysiology.com)

Human SH-SY5Y cells were divided into three groups includes control group (control), model group (oxygen and sugar deprivation) and experimental group (oxygen and sugar deprivation+trehalose). (ijpsonline.com)
There was a significant decrease in ApoB-100 and malondialdehyde compared to baseline values and compared to the control group. (who.int)

Vascular resistance was increased by norepinephrine and vasopressin administration but decreased by dobutamine at the high infusion rate. (avma.org)
What Causes High Fuel Consumption? (fuelandfriction.com)
In spite of record high feed prices (averaging over $400/ton during the past five years) and a flood of cheap imports being dumped on the country, the U.S. farm-raised catfish industry has remained viable by increasing production intensity while decreasing FCRs (food conversion ratios). (usda.gov)
The low frequency/high frequency (LF/HF) spectral power ratio is an index of sympathovagal influence on heart rate and of cardiovascular health. (howard.edu)

VO2max indicates maximum oxygen consumption, a measure of aerobic fitness. (antiaging.com)

Weused near-infrared resonance spectroscopy to measure thenar musclemicrovascular function (StO 2 recov) and oxygen consumption (VO 2 ) in 36 adults in Papua, Indonesia, withsevere malaria, 33 with moderately severe malaria (MSM), 24 with severe sepsis,and 36 healthy controls. (edu.au)

The report also says omega-3s may improve the ratio of "good" (HDL) to "bad" (LDL) cholesterol in the blood, improve oxygen supply and brain function, and help relieve rheumatoid arthritis and inflammatory disorders. (auri.org)
In addition to the blood pressure criteria, proteinuria of greater than or equal to 0.3 grams in a 24-hour urine specimen, a protein (mg/dL)/creatinine (mg/dL) ratio of 0.3 or higher, or a urine dipstick protein of 1+ (if a quantitative measurement is unavailable) is required to diagnose preeclampsia. (medscape.com)

Bioarchaeologists use paleodemography sometimes and create life tables, a type of cohort analysis, to understand the demographic characteristics (such as risk of death or sex ratio) of a given age cohort within a population. (wikipedia.org)

Incorrect tire pressure leads to more forward resistance and thus a higher fuel consumption. (fuelandfriction.com)
Hybrid catfish, with their greater disease resistance, allow farmers to utilize this increased feed consumption and grow out food fish in a single season from fingerling, compared to 2-4 years typically required of channel catfish a decade ago. (usda.gov)

Results suggested that the oxygen deficiency was responsible for the Schottky emission mechanism. (erdogan.edu.tr)
The goal of this study was to explore the regulatory mechanism of trehalose on the autophagy death of SHSY5Y cells induced by oxygen and sugar deprivation from the aspect of glycolysis. (ijpsonline.com)

You can increase the weight or load of the exercise, or decrease the rest time between sets. (stack.com)

Silencing of ECSIT decreased osteoclast differentiation and abrogated the inhibitory effects of E2 on osteoclastogenesis. (bvsalud.org)

In hypoxic conditions, energy may be diverted away from expenditures of growth, development, and reproduction, resulting in significant fitness costs (Kramer 1987), which could explain FCI decrease. (researchgate.net)
Hematoporphyrin (5 mg/kg) decreases growth of subcutaneous Yoshida AH-130 hepatoma tumors in rats when administered with radiation.4WARNING This product is not for human or veterinary use. (buddha-blend.com)

3) Do interventions that decrease dT/T improve contractility without increasing myocardial oxygen consumption and/or ATP utilization? (upenn.edu)

Conclusion: Computations of the LF/HF ratio by using the nonlinear CZF method appear to be more sensitive to changes in physical activity than computations of the LF/HF ratio by using linear methods. (howard.edu)
Once the zeolite structure is broken, active components supported by the zeolite coagulates, and the catalytic activity decreases. (justia.com)

1996. Consortium for the health assessment of Great Lakes sportfish consumption. (cdc.gov)
Scientists, policy makers, "natural experiments" through US cigaret es decreased by about and international public health making comparative observations 70% betwe n the 1950s and 19 0s organisations have caled for (Fong et al. (who.int)

Anatomy16

Organisms12

Diseases9

Chemicals and Drugs78

Analytical, Diagnostic and Therapeutic Techniques and Equipment52

Psychiatry and Psychology9

Phenomena and Processes79

Anthropology, Education, Sociology and Social Phenomena10

Technology, Industry, Agriculture20

Information Science1

Health Care23

Concentration8

Extraction ratio1

Cardiac4

Pulmonary2

Significantly5

Oxygenation2

Consequent2

Peak oxygen4

Carbon5

Energy consumption5

Reactive3

Mitochondrial1

Metabolism1

Levels11

Saturation3

Hypoxia3

Combustion5

Imbalance1

Downstream5

Intervals1

Intake1

Excess1

Upstream1

Survival1

Tension2

Fuel ratio5

Mortality1

Sensor9

Mice1

Microvascular3

Lean3

Kidney1

Fatty1

Artery1

Bone1

Mixture2

Increases fuel1

Barrier2

Control2

High4

Aerobic1

Severe1

Blood2

Risk1

Resistance2

Mechanism2

Time1

Effects1

Growth2

Improve1

Activity2

Health2